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Apply fixes from StyleCI (#70)
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@khanzadimahdi
khanzadimahdi authored May 21, 2020
1 parent ad6f609 commit d491c16
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Showing 3 changed files with 274 additions and 275 deletions.
30 changes: 15 additions & 15 deletions src/Drivers/Pasargad/Pasargad.php
View file
Original file line number Diff line number Diff line change
Expand Up @@ -28,7 +28,7 @@ class Pasargad extends Driver

/**
* Prepared invoice's data
*
*
* @var array
*/
protected $preparedData = array();
Expand Down Expand Up @@ -205,7 +205,7 @@ protected function prepareInvoiceData()
$merchantCode = $this->settings->merchantId;
$terminalCode = $this->settings->terminalCode;
$amount = $this->invoice->getAmount() * 10; // convert to toman
$redirectAddress = $this->settings->callbackUrl;
$redirectAddress = $this->settings->callbackUrl;
$invoiceNumber = crc32($this->invoice->getUuid()).rand(0, time());
$timeStamp = date("Y/m/d H:i:s");

Expand All @@ -216,7 +216,7 @@ protected function prepareInvoiceData()
}

$data = "#". $merchantCode ."#". $terminalCode ."#". $invoiceNumber ."#". $invoiceDate ."#". $amount ."#". $redirectAddress ."#". $action ."#". $timeStamp ."#";
$data = sha1($data,true);
$data = sha1($data, true);
$data = $this->sign($data);
$signedData = base64_encode($data);

Expand All @@ -242,17 +242,17 @@ protected function prepareInvoiceData()
*/
protected function makeXMLTree($data)
{
$ret = array();
$ret = array();

$parser = xml_parser_create();
xml_parser_set_option($parser,XML_OPTION_CASE_FOLDING,0);
xml_parser_set_option($parser,XML_OPTION_SKIP_WHITE,1);
xml_parse_into_struct($parser,$data,$values,$tags);
xml_parser_free($parser);
$parser = xml_parser_create();
xml_parser_set_option($parser, XML_OPTION_CASE_FOLDING, 0);
xml_parser_set_option($parser, XML_OPTION_SKIP_WHITE, 1);
xml_parse_into_struct($parser, $data, $values, $tags);
xml_parser_free($parser);

$hash_stack = array();
foreach ($values as $key => $val) {
switch ($val['type']) {
$hash_stack = array();
foreach ($values as $key => $val) {
switch ($val['type']) {
case 'open':
array_push($hash_stack, $val['tag']);
break;
Expand All @@ -267,8 +267,8 @@ protected function makeXMLTree($data)
array_pop($hash_stack);
break;
}
}
}

return $ret;
}
return $ret;
}
}
319 changes: 159 additions & 160 deletions src/Drivers/Pasargad/Utils/RSA.php
View file
Original file line number Diff line number Diff line change
Expand Up @@ -6,163 +6,162 @@

class RSA
{
public function encrypt($message, $public_key, $modulus, $keylength)
{
$padded = $this->add_PKCS1_padding($message, true, $keylength / 8);
$number = $this->binary_to_number($padded);
$encrypted = $this->pow_mod($number, $public_key, $modulus);
$result = $this->number_to_binary($encrypted, $keylength / 8);

return $result;
}

public function decrypt($message, $private_key, $modulus, $keylength)
{
$number = $this->binary_to_number($message);
$decrypted = $this->pow_mod($number, $private_key, $modulus);
$result = $this->number_to_binary($decrypted, $keylength / 8);

return $this->remove_PKCS1_padding($result, $keylength / 8);
}

public function sign($message, $private_key, $modulus, $keylength)
{
$padded = $this->add_PKCS1_padding($message, false, $keylength / 8);
$number = $this->binary_to_number($padded);
$signed = $this->pow_mod($number, $private_key, $modulus);
$result = $this->number_to_binary($signed, $keylength / 8);

return $result;
}

public function rsa_verify($message, $public_key, $modulus, $keylength)
{
return $this->decrypt($message, $public_key, $modulus, $keylength);
}

public function kyp_verify($message, $public_key, $modulus, $keylength)
{
$number = $this->binary_to_number($message);
$decrypted = $this->pow_mod($number, $public_key, $modulus);
$result = $this->number_to_binary($decrypted, $keylength / 8);

return $this->remove_KYP_padding($result, $keylength / 8);
}

private function pow_mod($p, $q, $r)
{
$factors = array();
$div = $q;
$power_of_two = 0;

while (bccomp($div, "0") == BCCOMP_LARGER) {
$rem = bcmod($div, 2);
$div = bcdiv($div, 2);

if ($rem) {
array_push($factors, $power_of_two);
}

$power_of_two++;
}

$partial_results = array();
$part_res = $p;
$idx = 0;

foreach ($factors as $factor) {
while ($idx < $factor) {
$part_res = bcpow($part_res, "2");
$part_res = bcmod($part_res, $r);
$idx++;
}

array_push($partial_results, $part_res);
}

$result = "1";

foreach ($partial_results as $part_res) {
$result = bcmul($result, $part_res);
$result = bcmod($result, $r);
}

return $result;
}

private function add_PKCS1_padding($data, $isPublicKey, $blocksize)
{
$pad_length = $blocksize - 3 - strlen($data);

if ($isPublicKey) {
$block_type = "\x02";
$padding = "";

for ($i = 0; $i < $pad_length; $i++) {
$rnd = mt_rand(1, 255);
$padding .= chr($rnd);
}
} else {
$block_type = "\x01";
$padding = str_repeat("\xFF", $pad_length);
}

return "\x00" . $block_type . $padding . "\x00" . $data;
}

private function remove_PKCS1_padding($data, $blocksize)
{
assert(strlen($data) == $blocksize);
$data = substr($data, 1);

if ($data{0} == '\0') {
die("Block type 0 not implemented.");
}

assert(($data{0} == "\x01") || ($data{0} == "\x02"));

$offset = strpos($data, "\0", 1);

return substr($data, $offset + 1);
}

private function remove_KYP_padding($data, $blocksize)
{
assert(strlen($data) == $blocksize);
$offset = strpos($data, "\0");

return substr($data, 0, $offset);
}

private function binary_to_number($data)
{
$base = "256";
$radix = "1";
$result = "0";

for ($i = strlen($data) - 1; $i >= 0; $i--) {
$digit = ord($data{$i});
$part_res = bcmul($digit, $radix);
$result = bcadd($result, $part_res);
$radix = bcmul($radix, $base);
}

return $result;

}

private function number_to_binary($number, $blocksize)
{
$base = "256";
$result = "";
$div = $number;

while ($div > 0) {
$mod = bcmod($div, $base);
$div = bcdiv($div, $base);
$result = chr($mod) . $result;
}

return str_pad($result, $blocksize, "\x00", STR_PAD_LEFT);
}
}
public function encrypt($message, $public_key, $modulus, $keylength)
{
$padded = $this->add_PKCS1_padding($message, true, $keylength / 8);
$number = $this->binary_to_number($padded);
$encrypted = $this->pow_mod($number, $public_key, $modulus);
$result = $this->number_to_binary($encrypted, $keylength / 8);

return $result;
}

public function decrypt($message, $private_key, $modulus, $keylength)
{
$number = $this->binary_to_number($message);
$decrypted = $this->pow_mod($number, $private_key, $modulus);
$result = $this->number_to_binary($decrypted, $keylength / 8);

return $this->remove_PKCS1_padding($result, $keylength / 8);
}

public function sign($message, $private_key, $modulus, $keylength)
{
$padded = $this->add_PKCS1_padding($message, false, $keylength / 8);
$number = $this->binary_to_number($padded);
$signed = $this->pow_mod($number, $private_key, $modulus);
$result = $this->number_to_binary($signed, $keylength / 8);

return $result;
}

public function rsa_verify($message, $public_key, $modulus, $keylength)
{
return $this->decrypt($message, $public_key, $modulus, $keylength);
}

public function kyp_verify($message, $public_key, $modulus, $keylength)
{
$number = $this->binary_to_number($message);
$decrypted = $this->pow_mod($number, $public_key, $modulus);
$result = $this->number_to_binary($decrypted, $keylength / 8);

return $this->remove_KYP_padding($result, $keylength / 8);
}

private function pow_mod($p, $q, $r)
{
$factors = array();
$div = $q;
$power_of_two = 0;

while (bccomp($div, "0") == BCCOMP_LARGER) {
$rem = bcmod($div, 2);
$div = bcdiv($div, 2);

if ($rem) {
array_push($factors, $power_of_two);
}

$power_of_two++;
}

$partial_results = array();
$part_res = $p;
$idx = 0;

foreach ($factors as $factor) {
while ($idx < $factor) {
$part_res = bcpow($part_res, "2");
$part_res = bcmod($part_res, $r);
$idx++;
}

array_push($partial_results, $part_res);
}

$result = "1";

foreach ($partial_results as $part_res) {
$result = bcmul($result, $part_res);
$result = bcmod($result, $r);
}

return $result;
}

private function add_PKCS1_padding($data, $isPublicKey, $blocksize)
{
$pad_length = $blocksize - 3 - strlen($data);

if ($isPublicKey) {
$block_type = "\x02";
$padding = "";

for ($i = 0; $i < $pad_length; $i++) {
$rnd = mt_rand(1, 255);
$padding .= chr($rnd);
}
} else {
$block_type = "\x01";
$padding = str_repeat("\xFF", $pad_length);
}

return "\x00" . $block_type . $padding . "\x00" . $data;
}

private function remove_PKCS1_padding($data, $blocksize)
{
assert(strlen($data) == $blocksize);
$data = substr($data, 1);

if ($data{0} == '\0') {
die("Block type 0 not implemented.");
}

assert(($data{0} == "\x01") || ($data{0} == "\x02"));

$offset = strpos($data, "\0", 1);

return substr($data, $offset + 1);
}

private function remove_KYP_padding($data, $blocksize)
{
assert(strlen($data) == $blocksize);
$offset = strpos($data, "\0");

return substr($data, 0, $offset);
}

private function binary_to_number($data)
{
$base = "256";
$radix = "1";
$result = "0";

for ($i = strlen($data) - 1; $i >= 0; $i--) {
$digit = ord($data{$i});
$part_res = bcmul($digit, $radix);
$result = bcadd($result, $part_res);
$radix = bcmul($radix, $base);
}

return $result;
}

private function number_to_binary($number, $blocksize)
{
$base = "256";
$result = "";
$div = $number;

while ($div > 0) {
$mod = bcmod($div, $base);
$div = bcdiv($div, $base);
$result = chr($mod) . $result;
}

return str_pad($result, $blocksize, "\x00", STR_PAD_LEFT);
}
}
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